Amazon Black Howler vs Bicknell's Thrush

Alouatta nigerrima compared with Catharus bicknelli

Key Differences

• Amazon Black Howler is Least Concern while Bicknell's Thrush is Vulnerable.

Taxonomic Classification

Rank	Amazon Black Howler	Bicknell's Thrush
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Atelidae	Turdidae
Genus	Alouatta	Catharus
Species	Alouatta nigerrima	Catharus bicknelli

Evolutionary Relationship

Amazon Black Howler and Bicknell's Thrush share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Amazon Black Howler

LC — Least Concern

Bicknell's Thrush

VU — Vulnerable

Physical Characteristics

Attribute	Amazon Black Howler	Bicknell's Thrush
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bicknell's Thrush

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Norway and United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Amazon Black Howler

The Amazon Black Howler (Alouatta nigerrima) is a species in the genus Alouatta. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Bicknell's Thrush

The Bicknell's Thrush (Catharus bicknelli) is a species in the genus Catharus. It is currently classified as Vulnerable on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.